In article . net,
"Michael McKelvy" wrote:

That's right: he dodged his first medical exam that included drug
testing.

http://www.salon.com/news/feature/2004/02/06/drugs/

An opinion piece, proving nothing.

It's true that he did not take his exam, and that exam would have
included drug testing. Fact, not opinion.

You are speculating on the reason.

Okay. Take it as a coincidence.

I wish I could remember the details, but I know there's more to the story.

Bush could set the record straight, but he hasn't.